Acacia melanoxylon R.Br.
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Acacia melanoxylon is a tree.
Acacia melanoxylon was described by Robert Brown in 1813. The name is considered as validly published.
The trees are comparatively fast-growing and short-lived. They reach heights of 5 to 25 metres and have a rounded to broadly spreading canopy The main growing season is in spring and summer.
Wood and Bark
Acacia melanoxylon is evergreen. The green, bipinnate leaves are alternate. The leaflets are ovate and have entire margins.
Flowers and Fruits
Acacia melanoxylon produces racemes of showy, white globose flowers from March to April.
From summer to autumn the trees produce an abundance of ornamental brown legumes that are persistent on the plant.
Acacia melanoxylon is native to Queensland, New South Wales, Victoria and Tasmania and is naturalized in North Afrika and Southwest Europe.
The trees prefer a sunny situation. The substrate should be sandy, gritty-sandy, loamy, sandy-loamy, gritty-loamy, clay, sandy clay or loamy clay and comparatively poor with a pH between 6 and 8,3. The plants need a soil depth of at least 71 centimetres for good growth. They tolerate temperatures down to -12Â°C (USDA zone 8) and need a frost-free period of at least 26 weeks.
Tolerance of special soil conditions
- none: anaerobic soil
- low: soil salinity, calcareous soil
- high: drought
The recommended planting distance is 3,5 metres.
Maintenance and Propagation
- Plants can be cut back down to the trunk (coppicing) as necessary.
Propagate by sowing or by cuttings.
Pests and Diseases
- Walter Erhardt, Erich GÃ¶tz, Nils BÃ¶deker, Siegmund Seybold: Der groÃe Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
- Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.
- Acacia melanoxylon at the United States Department of Agriculture
- [http://www.efloras.org/florataxon.aspx?flora_id=5&taxon_id=242412014 Acacia melanoxylones:Acacia melanoxylon